<template>
  <div class="login">

    <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">三组后台管理系统</h3>

      <el-form-item prop="username">

        <el-input
            v-model="loginForm.username"
            type="text"
            size="large"
            auto-complete="off"
            placeholder="账号"
        >
          <template #prefix>
            <svg-icon icon="user"/>
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input
            v-model="loginForm.password"
            type="password"
            size="large"
            auto-complete="off"
            placeholder="密码"
            @keyup.enter="handleLogin"
        >

          <template #prefix>
            <svg-icon icon="password"/>
          </template>

        </el-input>
      </el-form-item>

      <el-form-item prop="code">
        <el-input
            v-model="loginForm.code"
            size="large"
            auto-complete="off"
            placeholder="验证码"
            style="width: 63%"
            @keyup.enter="handleLogin"
        >
          <template #prefix>
            <svg-icon icon="validCode"/>
          </template>
        </el-input>
        <div class="login-code">
          <img :src="codeUrl" @click="getCode" class="login-code-img"/>
        </div>
      </el-form-item>


      <el-form-item style="width:100%;">
        <el-button
            size="large"
            type="primary"
            style="width:30%;"
            @click.prevent="handleLogin"
        >
          <span>登 录</span>

        </el-button>

        <el-button class="register"
                   size="large"
                   type="plain" plain
                   style="width:30%;"
                   @click="handleRegister"
        >
          <span>立 即 注 册</span>

        </el-button>

      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-login-footer">
      <span>Copyright © 2023-2023 <a target="_blank">group |||</a> 版权所有.</span>
    </div>
  </div>
</template>

<script setup>
import {onMounted, reactive, ref} from 'vue'
import requestUtil from "@/util/request";
import store from "@/store";
import qs from "qs";
import {ElMessage} from "element-plus";
import {useRouter} from "vue-router";
import {encrypt} from "@/util/RSAUtils";

const router = useRouter();
const loginRef = ref(null)
const codeUrl = ref("")


const loginForm = ref({
  username: "",
  password: "",
  code: ""
})
const captcha = ref("")

const loginRules = {
  username: [{required: true, trigger: "blur", message: "请输入您的账号"}],
  password: [{required: true, trigger: "blur", message: "请输入您的密码"}],
  code: [{required: true, trigger: "blur", message: "请输入验证码  "}]

};


const handleLogin = async () => {
  loginRef.value.validate(async (valid) => {
    if (valid) {
      if(captcha.value != loginForm.value.code){
        ElMessage.error("验证码错误")
        await getCode();
        return ;
      }
      let obj = {
        username:loginForm.value.username,
        password:encrypt(loginForm.value.password)
      }
      console.log(obj)
      let result = await requestUtil.post("login?" + qs.stringify(obj));
      let data = result.data;
      if (data.code == 200) {
        const token = data.authorization;
        const menuList = data.menuList;
        const currentUser = data.currentUser;
        console.log("menuList;" + menuList);
        store.commit("SET_MENULIST", menuList);
        store.commit('SET_TOKEN', token);
        store.commit('SET_USERINFO', currentUser)
        router.replace("/");
      } else {
        ElMessage.error(data.msg)
      }
    } else {
      console.log("验证失败")
    }
  })
}

const getCode = async () => {
  let result = await requestUtil.get("/captcha");
  console.log(result)
  loginForm.value.uuid = result.data.uuid;
  codeUrl.value = result.data.base64Img;
  captcha.value = result.data.captcha;
}
onMounted(async () => {
  await getCode();
})

const handleRegister = () => {
  router.push("/register")
}
</script>

<style lang="scss" scoped>
a {
  color: white
}

.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url("../assets/image/aaa.jpg");
  background-size: cover;
}

.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #707070;
}

.login-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;

  .el-input {
    height: 40px;


    input {
      display: inline-block;
      height: 40px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
  }

}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 40px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}

.login-code-img {
  height: 40px;
  padding-left: 12px;
}

.register {
  margin-left: 160px;
}


</style>
